#include "frame.h"
#include "dosfns.h"
#include "msdos.h"
+#include <go32.h>
DEFUN ("mode25", Fmode25, Smode25, 0, 0, "", "\
Changes the number of rows to 25.")
return regs;
}
+DEFUN ("msdos-memget", Fdos_memget, Sdos_memget, 2, 2, 0,
+ "Read DOS memory at offset ADDRESS into VECTOR.\n\
+Return the updated VECTOR.")
+ (addr, v)
+ Lisp_Object addr, v;
+{
+ register int i;
+ int offs, len;
+ char *buf;
+ Lisp_Object val;
+
+ CHECK_NUMBER (addr, 0);
+ offs = (unsigned long) XINT (addr);
+ CHECK_VECTOR (v, 1);
+ len = XVECTOR (v)-> size;
+ if (len < 1 || len > 2048 || addr < 0 || addr > 0xfffff - len)
+ return Qnil;
+ buf = alloca (len);
+ dosmemget (offs, len, buf);
+
+ for (i = 0; i < len; i++)
+ XVECTOR (v)->contents[i] = make_number (buf[i]);
+
+ return v;
+}
+
+DEFUN ("msdos-memput", Fdos_memput, Sdos_memput, 2, 2, 0,
+ "Write DOS memory at offset ADDRESS from VECTOR.")
+ (addr, v)
+ Lisp_Object addr, v;
+{
+ register int i;
+ int offs, len;
+ char *buf;
+ Lisp_Object val;
+
+ CHECK_NUMBER (addr, 0);
+ offs = (unsigned long) XINT (addr);
+ CHECK_VECTOR (v, 1);
+ len = XVECTOR (v)-> size;
+ if (len < 1 || len > 2048 || addr < 0 || addr > 0xfffff - len)
+ return Qnil;
+ buf = alloca (len);
+
+ for (i = 0; i < len; i++)
+ {
+ CHECK_NUMBER (XVECTOR (v)->contents[i], 1);
+ buf[i] = (unsigned char) XFASTINT (XVECTOR (v)->contents[i]) & 0xFF;
+ }
+
+ dosmemput (buf, len, offs);
+ return Qt;
+}
+
+DEFUN ("msdos-set-keyboard", Fmsdos_set_keyboard, Smsdos_set_keyboard, 1, 2, 0,
+ "Set keyboard layout according to COUNTRY.\n\
+If the optional argument ALLKEYS is non-nil, the keyboard is mapped for\n\
+all keys; otherwise it is only used when the ALT key is pressed.\n\
+The current keyboard layout is available in dos-keyboard-code.")
+ (country_code, allkeys)
+ Lisp_Object country_code;
+{
+ CHECK_NUMBER (country_code, 0);
+ if (!dos_set_keyboard (XINT (country_code), !NILP (allkeys)))
+ return Qnil;
+ return Qt;
+}
+
#ifndef HAVE_X_WINDOWS
/* Later we might want to control the mouse interface with this function,
e.g., with respect to non-80 column screen modes. */
"Initialize and enable mouse if available.")
()
{
- if (have_mouse) {
- have_mouse = 1;
- mouse_init ();
- return Qt;
- }
+ if (have_mouse)
+ {
+ have_mouse = 1;
+ mouse_init ();
+ return Qt;
+ }
return Qnil;
}
{
if (have_mouse)
{
- have_mouse = 1;
- mouse_on ();
+ have_mouse = 1;
+ mouse_on ();
}
return have_mouse ? Qt : Qnil;
}
return Qnil;
}
+DEFUN ("insert-startup-screen", Finsert_startup_screen, Sinsert_startup_screen, 0, 0, "", "\
+Insert copy of screen contents prior to starting emacs.\n\
+Return nil if startup screen is not available.")
+ ()
+{
+ char *s;
+ int rows, cols;
+ int i, j;
+
+ if (!dos_get_saved_screen (&s, &rows, &cols))
+ return Qnil;
+
+ for (i = 0; i < rows; i++)
+ {
+ for (j = 0; j < cols; j++)
+ {
+ insert_char (*s, 1);
+ s += 2;
+ }
+ insert_char ('\n', 1);
+ }
+
+ return Qt;
+}
\f
+/* country info */
int dos_country_code;
int dos_codepage;
-Lisp_Object Vdos_version;
+int dos_timezone_offset;
+int dos_decimal_point;
+int dos_keyboard_layout;
+unsigned char dos_country_info[DOS_COUNTRY_INFO];
+
+int dos_hyper_key;
+int dos_super_key;
+int dos_keypad_mode;
+Lisp_Object Vdos_version;
+Lisp_Object Vdos_display_scancodes;
+Lisp_Object Vdos_menubar_clock;
+Lisp_Object Vdos_timer_hooks;
+
void
init_dosfns ()
{
Vdos_version = Fcons (make_number (regs.h.al), make_number (regs.h.ah));
/* Obtain the country code by calling Dos via Dpmi. Don't rely on GO32. */
- info.size = (34 + 15) / 16;
+ info.size = (sizeof(dos_country_info) + 15) / 16;
if (_go32_dpmi_allocate_dos_memory (&info))
dos_country_code = 1;
else
dpmiregs.x.ss = dpmiregs.x.sp = 0;
_go32_dpmi_simulate_int (0x21, &dpmiregs);
dos_country_code = dpmiregs.x.bx;
+ dosmemget (info.rm_segment * 16, DOS_COUNTRY_INFO, dos_country_info);
_go32_dpmi_free_dos_memory (&info);
}
+ dos_set_keyboard (dos_country_code, 0);
regs.x.ax = 0x6601;
intdos (®s, ®s);
defsubr (&Smode25);
defsubr (&Smode4350);
defsubr (&Sint86);
+ defsubr (&Sdos_memget);
+ defsubr (&Sdos_memput);
defsubr (&Smsdos_mouse_init);
defsubr (&Smsdos_mouse_enable);
+ defsubr (&Smsdos_set_keyboard);
+ defsubr (&Sinsert_startup_screen);
defsubr (&Smsdos_mouse_disable);
#ifndef HAVE_X_WINDOWS
defsubr (&Smsdos_mouse_p);
Usually this is the international telephone prefix.");
DEFVAR_INT ("dos-codepage", &dos_codepage,
- "The codepage active when Emacs was started.\n\
+ "The codepage active when Emacs was started.\n\
The following are known:\n\
437 United States\n\
850 Multilingual (Latin I)\n\
863 Canada (French)\n\
865 Norway/Denmark");
+ DEFVAR_INT ("dos-timezone-offset", &dos_timezone_offset,
+ "The current timezone offset to UTC in minutes.
+Implicitly modified when the TZ variable is changed.");
+
DEFVAR_LISP ("dos-version", &Vdos_version,
"The (MAJOR . MINOR) Dos version (subject to modification with setver).");
+
+ DEFVAR_LISP ("dos-display-scancodes", &Vdos_display_scancodes,
+ "*When non-nil, the keyboard scan-codes are displayed at the bottom right\n\
+corner of the display (typically at the end of the mode line).\n\
+The output format is: scan code:char code*modifiers.");
+ Vdos_display_scancodes = Qnil;
+
+ DEFVAR_LISP ("dos-menubar-clock", &Vdos_menubar_clock,
+ "*When non-nil, the current time is displayed in the upper right\n\
+corner of the screen (typically at the end of the menu bar).");
+ Vdos_menubar_clock = Qt;
+
+ DEFVAR_LISP ("dos-timer-hooks", &Vdos_timer_hooks,
+ "List of hooks which are run every second.");
+ Vdos_timer_hooks = Qnil;
+
+ DEFVAR_INT ("dos-hyper-key", &dos_hyper_key,
+ "*If set to 1, use right ALT key as hyper key.\n\
+If set to 2, use right CTRL key as hyper key.");
+ dos_hyper_key = 0;
+
+ DEFVAR_INT ("dos-super-key", &dos_super_key,
+ "*If set to 1, use right ALT key as super key.\n\
+If set to 2, use right CTRL key as super key.");
+ dos_super_key = 0;
+
+ DEFVAR_INT ("dos-keypad-mode", &dos_keypad_mode,
+ "*Controls what key code is returned by a key in the numeric keypad.\n\
+The `numlock ON' action is only taken if no modifier keys are pressed.\n\
+The value is an integer constructed by adding the following bits together:\n\
+ \n\
+ 0x00 Digit key returns digit (if numlock ON)\n\
+ 0x01 Digit key returns kp-digit (if numlock ON)\n\
+ 0x02 Digit key returns M-digit (if numlock ON)\n\
+ 0x03 Digit key returns edit key (if numlock ON)\n\
+ \n\
+ 0x00 Grey key returns char (if numlock ON)\n\
+ 0x04 Grey key returns kp-key (if numlock ON)\n\
+ \n\
+ 0x00 Digit key returns digit (if numlock OFF)\n\
+ 0x10 Digit key returns kp-digit (if numlock OFF)\n\
+ 0x20 Digit key returns M-digit (if numlock OFF)\n\
+ 0x30 Digit key returns edit key (if numlock OFF)\n\
+ \n\
+ 0x00 Grey key returns char (if numlock OFF)\n\
+ 0x40 Grey key returns kp-key (if numlock OFF)\n\
+ \n\
+ 0x200 ALT-0..ALT-9 in top-row produces shifted codes.");
+ dos_keypad_mode = 0x70;
+
+ DEFVAR_INT ("dos-keyboard-layout", &dos_keyboard_layout,
+ "Contains the country code for the current keyboard layout.\n\
+Use msdos-set-keyboard to select another keyboard layout.");
+ dos_keyboard_layout = 1; /* US */
+
+ DEFVAR_INT ("dos-decimal-point", &dos_decimal_point,
+ "If non-zero, it contains the character to be returned when the\n\
+decimal point key in the numeric keypad is pressed when Num Lock is on.\n\
+If zero, the decimal point key returns the country code specific value.");
+ dos_decimal_point = 0;
}
#endif /* MSDOS */
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